3. Agua Fria volleyball is trying to raise money for their program . In order to do so they decided to sell Pizza for different prices. pizzas. The function below represents the cost of pizza where x represent the day since October 20th.
Piece wise function
c(x) =
3; 0<= x <= 3
5 + x; 3 < x <= 6
8; 6 < x <= 11
a) what would be the cheapest time to buy the pizza?
b) Calculate c(9) - c(2)
14 - 7 = 7